电动汽车用异步电机弱磁运行的最大转矩控制  

Maximum Torque Control for Field Weakening Operationof Asynchronous Motor Applied in Electric Vehicle

作　　者：窦汝振[1] 吴志新[1] 赵春明[1] 

机构地区：[1]中国汽车技术研究中心,天津300162

出　　处：《电机与控制应用》2006年第12期40-42,共3页Electric machines & control application

摘　　要：对异步电机的弱磁运行作了深入分析,给出了弱磁运行时最大转矩控制的实现方法,可满足电动汽车对电机驱动系统的高转矩输出要求,实现方法简单可靠。理论分析和仿真结果都验证了该方法的正确性和可行性。Based on the analysis of the field weakening operation of asynchrnnous motor, a maximum torque control method was proposed for the field weakening of asynchronous motor to satisfy the higher torque output of motor driven system in electric vehicle. It was simple and reliable. The validity and feasibility of this method were proved by the theory analysis and simulation resuhs.

关 键 词：异步电机 弱磁 转矩控制 

分 类 号：TM301.2[电气工程—电机] TM343